Dare to take the stairs for a sky-high Tower Climb challenge.
Sprint, run or walk up one of London’s most recognisable landmarks, 20 Fenchurch Street – affectionately known as the Walkie Talkie building - and raise money to help seriously ill children at Great Ormond Street Hospital (GOSH).
Climb up 36 floors and 896 steps before being rewarded at the top for your efforts. Celebrate your Tower Climb achievement with your family and friends by raising a glass and enjoying the spectacular 360-degree views of London from the beautiful Sky Garden.
Event details
36 floors
Saturday 04 March 2023
20 Fenchurch Street, London
Fundraising pledge: £250
Registration fee: £25.
Sign up
Sign up now to take on the epic Tower Climb challenge.
- Registration takes just five minutes.
- We'll ask you to raise a minimum of £250 for Great Ormond Street Hospital Charity.
- Your registration fee includes a t-shirt, timing chip, finisher’s medal and a celebratory drink in the Sky Garden.

Why we need you
Great Ormond Street Hospital Charity needs your support more than ever. Your registration fee goes towards the cost of putting on the Tower Climb event, so by fundraising, you'll help to fund:
- groundbreaking research
- advanced equipment
- children and family support services
- the rebuilding and refurbishment of wards and medical facilities within the hospital.
What happens on the day
The time you selected during the registration process is your arrival time. The first arrival time is 8am, with the climb starting 30 minutes later. There are slots every 30 minutes to choose from.
There are 36 floors to take you up to the Sky Garden which adds up to an impressive 896 steps!
You can run, jog or walk your way to the Sky Garden - whatever you feel most comfortable doing.
Your friends and family are more than welcome to wait in the Sky Garden to see you cross the Tower Climb finishing line.
Everyone is welcome to stay in the Sky Garden after their Tower Climb challenge to enjoy the stunning views.
Help with fundraising
Everyone taking part in Tower Climb are asked to fundraise a minimum of £250 in sponsorship. This goes towards all the amazing, lifesaving work that Great Ormond Street Hospital does.
It's quick and simple to create a JustGiving page to kick start your fundraising. Get in touch with the Tower Climb team if you would like any fundraising materials or need any advice.
You do not have to have reached the full fundraising target by the date of the event.
Your registration fee goes towards the cost of putting on the Tower Climb event.